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Oracle Linux Cookbook
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In this recipe, you will learn how to remove RHCK and its unique package dependencies while keeping all of UEK dependencies. Remember that when installing Oracle Linux, the installer automatically installs the Oracle UEK as the default kernel, but you can install RHCK for compatibility purposes.
Old versions of Oracle Linux required a special tool called the kernel-transition
package to manage dependencies. With new versions of Oracle Linux, a much easier process is available. For example, with Oracle Linux 8, this requirement is obsolete. All packages are purposely built to avoid any dependencies with regard to the system running on a UEK or RHCK. This makes it significantly easier to remove the UEK or RHCK from the system.
Let’s see how to remove RHCK from our system:
grubby
command:Figure 3.19...